Finding the Fourth Proportional to 6,927,138,270.97, 9,559,526,055.55 and 4,069,400,932.24
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Solution
The fourth proportional to 6,927,138,270.97, 9,559,526,055.55 and 4,069,400,932.24 is: 5,615,817,487.76
Step by Step Solution
- Step 1: Write the proportion equation
6,927,138,270.97 : 9,559,526,055.55 = 4,069,400,932.24 : x - Step 2: Convert to fraction form
6,927,138,270.97/9,559,526,055.55 = 4,069,400,932.24/x - Step 3: Cross multiply
6,927,138,270.97x = 9,559,526,055.55 × 4,069,400,932.24 - Step 4: Simplify right side
6,927,138,270.97x = 38,901,544,242,227,732,480 - Step 5: Solve for x
x = 38,901,544,242,227,732,480/6,927,138,270.97 - Step 6: Final answer
x = 5,615,817,487.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.